package com.project.interceptor;

import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //得到登陆用户
        Object obj = request.getSession().getAttribute("loginUser");
        if(obj == null){
            response.getWriter().print("noland");
            return false;
        }

        return true;
    }
}
